diff --git a/public/js/pages/HistoricBill/HistoricBill.js b/public/js/pages/HistoricBill/HistoricBill.js
index e0b2fcad4..34356edcb 100644
--- a/public/js/pages/HistoricBill/HistoricBill.js
+++ b/public/js/pages/HistoricBill/HistoricBill.js
@@ -5,9 +5,9 @@ Vue.component('historic-bill', {
                   <tt-table-crud>
 
                     <template v-slot:invoice_number="{ row }">
-                        <a :href="'/HistoricBillData/' + row.invoice_number + '.pdf'" target="_blank">{{ row.invoice_number }}</a>
+                      <a :href="'/HistoricBillData/' + row.invoice_number + '_' + row.cinvoice_number +'.pdf'" target="_blank">{{ row.invoice_number }}</a>
                     </template>
-                    
+
                   </tt-table-crud>
                 </tt-card>
               `, data() {